diff --git a/persoconf/commands/check.py b/persoconf/commands/check.py
index bf79f12..75b309b 100644
--- a/persoconf/commands/check.py
+++ b/persoconf/commands/check.py
@@ -150,11 +150,24 @@ def _compare_and_log(original_file_path, persoconf_backup_path, logger):
                          % original_file_path )
 
     else:
-        if filecmp.cmp(resolved_ofp, resolved_pbp) :
-            logger.info( "No modification on %s"
-                         % original_file_path )
+        try:
+            if filecmp.cmp(resolved_ofp, resolved_pbp) :
+                logger.info( "No modification on %s"
+                             % original_file_path )
+
+            else:
+                logger.warning( "File %s was modified"
+                                % original_file_path )
+
+        except FileNotFoundError as err:
+            if err.filename == resolved_pbp:
+                logger.warning( "File %s was modified (no backup file)"
+                                % original_file_path )
+            else:
+                logger.warning( "File %s was deleted!"
+                                % original_file_path )
+
+
+
 
-        else:
-            logger.warning( "File %s was modified"
-                            % original_file_path )